2-3. It has been used by different persons at different times with different meanings. It is
generally agreed that Franz Liszt and Richard Wagner were among the most
prominent representatives of the “ ”. There is also a consensus
that Johannes Brahms did not take part. Beyond this, interpretations differ. The
present article sets out the main elements associated with this term. Representatives
of the conflicted with more conservative musicians in the so-
called War of the Romantics.
依照上文所述 內應填入什麼名詞。（3 分）（以中文、原文作答皆可）